Door lock having a code-setting dial



FIG. 1 is a front elevational view of a door lock having a code setting dial showing my new design;

FIG. 2 is a rear elevational view thereof.

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof; and

FIG. 7 is a top, front, and left side perspective view thereof. 

The ornamental design for a door lock having a code-setting dial, as shown and described. 